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Enter a value, an expression, or a term with a variable like 10^n+1 to list a range. Switch to Database id to look a number up by its stored id. Reading never stores anything; use Create to add a number to the database. See the expression syntax & functions reference.

P · Proven prime
id #1100000005725894800 2,012 digits created 2024-01-14

Value

56425738685232563434670686907626478756304263347146813338556228814376790509946789882567782243882004465809792234680364810869591934559216699086671041626675077762638472470763811581161573205637934535320449639450396156546660952793918909267475595551217233876449905892596841518424495304710726600473850261101563699581690937133884077310397255719984819289635303795802965178172422462184660573122362091515081889630313867755696903982689569626005334788495287444580122175978515453043619086724061908166463164130430237955939634480702567932978976241782217799208677082706880023216406548576948057942823278084716099164137949120268919723481423061287324593377251391011122283716023503680022840680832917378899312114373775212716286677858632441837496476745214333719183145429557070141926368151584313408917257665126938664642501757824086363777655999734834487872578973448778506887214049980190698095259018740631070934852200693484129696337836341361389706619423619541669513681151362336036426852509839486706649530180376306706792837327074459221474550592287171302930968258961702316741881643639177069414654834879839094604427589028594293086124547739720457354799538030409045347492245028711218782386829958934908462401679146724531348536734678524660408675656260854502738534243547144545944410936669208677624357351972080848252443863237782780663772913626066771539823640773748183642259836420980299682052387466205306336744379668612853257668520503366145267695076120528570441249149268377406511353458260001079311209278214146590902882758334861915229060364438964996026459769091586439451406000751250958535102611956440423543003174030559999850457953237814633424919151494993369514596038614698454641290103409939840232487020685278384489375527494251117441876644130801345174595405517267065302903103972373934112286377701190851955940220744553242813316623543526243419621043184935690809158599287767848449781956527033610549291845564070429889661278785825525578536846930731495121995064363303787467032491357343512175842440275340720840747977149076877476813331610072137019941235011591
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Is factor of

Primality

Certificate chain stepproven prime

Proven as step 41 of the certificate chain of a 2,479-digit prime (190 intermediate primes).

Certified number2,479-digit prime
Certificatedownload
Certificate chainshow step 41 of 190

N-1 and N+1

Checking N-1 / N+1 factorization…

From the command linefdb · curl
fdb
fdb number id:1100000005725894800 --detail 2 --decimal
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"id":1100000005725894800},"decimal":true,"detail":2}}'